R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 11
R5F21324CNSP#U0
Manufacturer Part Number
R5F21324CNSP#U0
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Cr
Datasheet
1.R5F21321CDSPU0.pdf
(605 pages)
Specifications of R5F21324CNSP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
15
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-LSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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6.
7.
5.7
5.8
6.1
6.2
6.3
6.4
6.5
6.6
7.1
7.2
7.3
7.4
7.5
7.6
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
6.2.8
6.2.9
6.3.1
6.3.2
6.3.3
7.4.1
7.4.2
7.4.3
7.4.4
7.4.5
7.4.6
7.4.7
7.4.8
7.4.9
7.4.10
7.4.11
7.4.12
7.4.13
7.4.14
7.4.15
7.4.16
7.4.17
7.4.18
7.4.19
Voltage Detection Circuit .............................................................................................................. 37
I/O Ports ........................................................................................................................................ 55
Cold Start-Up/Warm Start-Up Determination Function ......................................................................... 36
Reset Source Determination Function ..................................................................................................... 36
Overview ................................................................................................................................................. 37
Registers .................................................................................................................................................. 41
VCC Input Voltage .................................................................................................................................. 49
Voltage Monitor 0 Reset ......................................................................................................................... 50
Voltage Monitor 1 Interrupt .................................................................................................................... 51
Voltage Monitor 2 Interrupt .................................................................................................................... 53
Functions of I/O Ports ............................................................................................................................. 55
Effect on Peripheral Functions ................................................................................................................ 56
Pins Other than I/O Ports ......................................................................................................................... 56
Registers .................................................................................................................................................. 65
Port Settings ............................................................................................................................................ 77
Unassigned Pin Handling ........................................................................................................................ 85
Voltage Monitor Circuit Control Register (CMPA) ........................................................................... 41
Voltage Monitor Circuit Edge Select Register (VCAC) .................................................................... 42
Voltage Detect Register 1 (VCA1) ..................................................................................................... 42
Voltage Detect Register 2 (VCA2) ..................................................................................................... 43
Voltage Detection 1 Level Select Register (VD1LS) ......................................................................... 44
Voltage Monitor 0 Circuit Control Register (VW0C) ........................................................................ 45
Voltage Monitor 1 Circuit Control Register (VW1C) ........................................................................ 46
Voltage Monitor 2 Circuit Control Register (VW2C) ........................................................................ 47
Option Function Select Register (OFS) .............................................................................................. 48
Monitoring Vdet0 ............................................................................................................................... 49
Monitoring Vdet1 ............................................................................................................................... 49
Monitoring Vdet2 ............................................................................................................................... 49
Port Pi Direction Register (PDi) (i = 1, 3, 4) ...................................................................................... 65
Port Pi Register (Pi) (i = 1, 3, 4) ......................................................................................................... 66
Timer RA Pin Select Register (TRASR) ............................................................................................ 67
Timer RC Pin Select Register (TRBRCSR) ....................................................................................... 67
Timer RC Pin Select Register 0 (TRCPSR0) ..................................................................................... 68
Timer RC Pin Select Register 1 (TRCPSR1) ..................................................................................... 68
UART0 Pin Select Register (U0SR) ................................................................................................... 69
UART2 Pin Select Register 0 (U2SR0) .............................................................................................. 70
UART2 Pin Select Register 1 (U2SR1) .............................................................................................. 70
SSU/IIC Pin Select Register (SSUIICSR) .......................................................................................... 71
INT Interrupt Input Pin Select Register (INTSR) ............................................................................... 71
I/O Function Pin Select Register (PINSR) ......................................................................................... 72
Pull-Up Control Register 0 (PUR0) .................................................................................................... 73
Pull-Up Control Register 1 (PUR1) .................................................................................................... 73
Port P1 Drive Capacity Control Register (P1DRR) ............................................................................ 74
Drive Capacity Control Register 0 (DRR0) ........................................................................................ 75
Drive Capacity Control Register 1 (DRR1) ........................................................................................ 75
Input Threshold Control Register 0 (VLT0) ....................................................................................... 76
Input Threshold Control Register 1 (VLT1) ....................................................................................... 76
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